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Finding the Fourth Proportional to 23,402.60, 35,109.66 and 16,490.60

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Solution

The fourth proportional to 23,402.60, 35,109.66 and 16,490.60 is: 24,739.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,402.60 : 35,109.66 = 16,490.60 : x
  2. Step 2: Convert to fraction form
    23,402.60/35,109.66 = 16,490.60/x
  3. Step 3: Cross multiply
    23,402.60x = 35,109.66 × 16,490.60
  4. Step 4: Simplify right side
    23,402.60x = 578,979,359.20
  5. Step 5: Solve for x
    x = 578,979,359.20/23,402.60
  6. Step 6: Final answer
    x = 24,739.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.